KR930703563A - Valve device for suction tube - Google Patents

Valve device for suction tube

Info

Publication number
KR930703563A
KR930703563A KR1019930702096A KR930702096A KR930703563A KR 930703563 A KR930703563 A KR 930703563A KR 1019930702096 A KR1019930702096 A KR 1019930702096A KR 930702096 A KR930702096 A KR 930702096A KR 930703563 A KR930703563 A KR 930703563A
Authority
KR
South Korea
Prior art keywords
vacuum
inlet
irrigation
piston
housing
Prior art date
Application number
KR1019930702096A
Other languages
Korean (ko)
Inventor
에이. 스티븐스 존
알. 힐 로저
Original Assignee
게리 윌렌
타호우 프로 인스트루먼츠
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 게리 윌렌, 타호우 프로 인스트루먼츠 filed Critical 게리 윌렌
Publication of KR930703563A publication Critical patent/KR930703563A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71—Suction drainage systems
    • A61M1/74—Suction control
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71—Suction drainage systems
    • A61M1/77—Suction-irrigation systems
    • A61M1/774—Handpieces specially adapted for providing suction as well as irrigation, either simultaneously or independently
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0712—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising particular spool-valve sealing means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71—Suction drainage systems
    • A61M1/77—Suction-irrigation systems
    • A61M1/772—Suction-irrigation systems operating alternately
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S251/00—Valves and valve actuation
    • Y10S251/90—Valves with o-rings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/8671—With annular passage [e.g., spool]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86879—Reciprocating valve unit

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Vascular Medicine (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Mechanical Engineering (AREA)
  • External Artificial Organs (AREA)
  • Endoscopes (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Devices For Medical Bathing And Washing (AREA)
  • Catching Or Destruction (AREA)

Abstract

본 발명은 수술중에 주로 과잉유체 또는 신체조직을 진공세척하기 위한 관주기용 밸브장치에 관한 것으로서, 길이방향축을 한정하는 내부공동부를 갖춘 하우징과, 상기 하우징의 외부로 부터 상기 공동부로 통하도록 개방된 진공유입구와, 상기 하우징의 외부로 부터 상기 공동부로 통하도록 개방된 관주유입구와, 상기 진공유입구와 관주유입구 사이에서 상기 길이방향축을 따라 위치되어 상기 하우징의 외부로 부터 상기 공동부로 통하도록 개방된 진공/관주 출구와, 중앙 밀봉표면, 제1밸브 부분 및 제2밸브부분으로 이루어져 상기 제1밸브부분인 제2밸브부분이 상기 중앙밀봉시일의 맞은편 상기 피스톤상에 형성되고 상기 길이방향축을 따라 상기 공동부내에 미끄럼 가능하게 배치되는 피스톤을 포함하며, 상기 피스톤은 관주위치에 놓일때 상기 진공유입구를 밀봉함과 동시에 상기 관주 유입구와 상기 진공/관주출구 사이에서 관주유체를 통과시키도록하고, 진공위치에 놓일때 상기 관주유입구를 밀봉함과 동시에 상기 진공유입구와 상기 진공/관주출구 사이에서 진공압이 가해지도록 하고, 중앙밀봉 위치에 놓일때 상기 진공유입구, 관주유입구, 진공/관주출구 모두가 밀봉되도록 하는 형상으로 되어있는 것을 특징으로 한다.BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a tubular valve device for vacuum cleaning of excess fluid or body tissue during surgery, comprising: a housing having an internal cavity defining a longitudinal axis, and a vacuum opened to communicate with the cavity from the outside of the housing; An inlet, an irrigation inlet open to communicate with the cavity from the outside of the housing, and a vacuum / opened to communicate with the cavity from the outside of the housing, located along the longitudinal axis between the vacuum inlet and the irrigation inlet; A second valve portion, which is the first valve portion, is formed on the piston opposite the central sealing seal and comprises the irrigation outlet, a central sealing surface, a first valve portion, and a second valve portion. A piston slidably disposed in the portion, the piston being positioned in the irrigation position Sealing the common inlet and simultaneously passing the irrigation fluid between the irrigation inlet and the vacuum / irrigation outlet, sealing the irrigation inlet when placed in a vacuum position and simultaneously between the vacuum inlet and the vacuum / irrigation outlet The vacuum inlet is applied, and the vacuum inlet, the irrigation inlet, and the vacuum / tube outlet are all configured to be sealed when placed in the central sealing position.

Description

흡인 관주기용 밸브장치Valve device for suction tube

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 파선으로 도시된 사용자의 손에 파지되어 있는 본 발명의 바람직한 실시예를 나타낸 사시도, 제2도는 피스톤이 중앙 밀봉 위치에 있는 밸브하우징을 위에서 바라본 본 발명의 단면도, 제3도는 피스톤이 관주-개방 위치에 있는 밸브 하우징을 위에서 바라본 본 발명의 단면도, 제4도는 피스톤이 진공-개방 위치에 있는 밸브 하우징을 위에서 바라본 본 발명의 단면도, 제5도는 부속방치로서의 사이드포트가 일체로 되어 있는 본 발명의 측 단면도이다.1 is a perspective view showing a preferred embodiment of the present invention held by the user's hand shown in broken lines; FIG. 2 is a cross-sectional view of the present invention viewed from above the valve housing in which the piston is in a central sealing position, and FIG. -Cross-sectional view of the present invention as viewed from above the valve housing in an open position, FIG. 4 is a cross-sectional view of the present invention as viewed from above the valve housing in which the piston is in a vacuum-opened position, FIG. Side sectional view of the invention.

Claims (7)

번길아 관주 유체를 통과시키고 진공압을 가하도록 된 흡인관주기용 밸브장치에 있어서, 길이방향축을 한정하는 내부 공동부를 갖춘 하우징과 상기 하우징의외부로 부터 상기 공동부를 통하도록 개방된 진공유입구와, 상기 하우징의 외부로 부터 상기 공동부로 통하도록 개방된 관주 유입구와, 상기 진공유입구와 관주유입구 사이에서 상기 길이방향축을 따라 위치되어 상기 하우징의 외부로 부터 상기 공동부로 통하도록 개방된 진공/관주출구와, 중앙 시일, 제1밸브부분 및 제2밸브부분으로 이루어져 상기 제1밸브 부분 및 제2밸브부분이 상기 중앙시일의 맞은편 상기 피스톤상에 형성되고 상기 길이방향축을 따라 상기 공동부내에 미끄럼 가능하게 배치되는 피스톤을 포함하며, 상기 피스톤은 관주 위치에 놓일때 상기 진공유입구를 밀봉함과 동시에 상기 관주 유입구와 상기 진공/관주출구 사이에서 관주유체를 통과시키도록 하고, 진공위치에 놓일때 상기 관주유입구를 밀봉함과 동시에 상기 진공유입구와 상기 진공/관주출구 사이에서 진공압이 가해지도록 하고, 중앙 밀봉위치에 놓일때 상기 진공유입구, 관주유입구 및 진공/관주출구 모두가 밀봉되도록 하는 형상으로 되어있는것을 특징으로 하는 흡인관주기용 밸브장치.1. A suction tube cycle valve device configured to alternately pass an irrigation fluid and apply a vacuum pressure, comprising: a housing having an internal cavity defining a longitudinal axis and a vacuum inlet opened through the cavity from the outside of the housing; An irrigation inlet open to communicate with the cavity from the outside of the housing; a vacuum / tube outlet located between the vacuum inlet and the irrigation inlet along the longitudinal axis and open to communicate with the cavity from the outside of the housing; The first valve portion and the second valve portion are formed on the piston opposite the central seal and slidably disposed in the cavity along the longitudinal axis, the center seal comprising a first seal portion and a second valve portion. And a piston which seals the vacuum inlet when placed in an irrigation position. Passing the irrigation fluid between the irrigation inlet and the vacuum / irrigation outlet, sealing the irrigation inlet when placed in the vacuum position and applying a vacuum pressure between the vacuum inlet and the vacuum / irrigation outlet, And the vacuum inlet, the tube inlet, and the vacuum / tube outlet are all shaped to be sealed when placed in a central sealing position. 제1항에 있어서, 상기 피스톤을 상기 공동부내에서 상기 관주위치, 진공위치 및 중앙밀봉위치 각각에 길이방향으로 위치시키는 길이방향 위치수단을 더 포함하는 것을 특징으로 하는 흡인관주기용 밸브장치.2. A valve apparatus for a suction pipe cycle according to claim 1, further comprising a longitudinal position means for longitudinally positioning said piston in said cavities at said irrigation position, vacuum position and central sealing position, respectively. 제2항에 있어서, 상기 피스톤은 제1단부 및 제2단부를 갖는 로드로 구성되며, 상기 길이방향 위치수단은 상기 로드의 제1단부 및 제2단부에 위치되는 제1작동버튼 및 제2작동버튼으로 구성되는 것을 특징으로 하는 흡인관주기용 밸브장치.3. The piston according to claim 2, wherein the piston is composed of a rod having a first end and a second end, and the longitudinal positioning means is provided with a first actuating button and a second actuating positioned at the first end and the second end of the rod. Suction tube cycle valve device characterized in that consisting of a button. 제2항에 있어서, 상기 길이방향 위치수단이 사용중에 있지 않을때 중앙시일이 상기 중앙밀봉위치에서 형성되도록 상기 피스톤을 편향시키는 편향수단을 더 포함하는 것을 특징으로 하는 흡인 관주기용 밸브장치.3. The valve apparatus according to claim 2, further comprising biasing means for biasing the piston such that a central seal is formed in the central sealing position when the longitudinal positioning means is not in use. 제3항에 있어서, 상기 피스톤을 제1외부시일 및 제2외부시일을 더 포함하며, 상기 제1외부시일은 상기 제1밸브부분과 상기 로드의 제1단부 사이에 위치되며, 상기 제2외부시일은 상기 제2밸브부분과 상기 로드의 제2단부 사이에 위치되는 것을 특징으로 하는 흡인관주기용 밸브장치.4. The method of claim 3, wherein the piston further comprises a first outer seal and a second outer seal, wherein the first outer seal is located between the first valve portion and the first end of the rod, and the second outer seal. And a seal is located between the second valve portion and the second end of the rod. 제4항에 있어서, 상기 편향수단은 상기 작동버튼에 인접하여 위치되는 한쌍의 압축스프링으로 구성되는 것을 특징으로 하는 흡인관주기용 밸브장치.5. The suction device of claim 4, wherein the biasing means comprises a pair of compression springs positioned adjacent to the operation button. 제1항에 있어서, 상기 하우징과 일체로된 사이드 포트를 더 포함하며, 상기 사이드 포트는 피스톤 운동을 방해하지 않고서 가요성 기구가 접근할 수 있는 형상으로 된 것을 특징으로 하는 흡인관주기용 밸브장치.The suction device of claim 1, further comprising a side port integrated with the housing, wherein the side port is shaped to be accessible by a flexible mechanism without disturbing piston movement. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930702096A 1991-01-11 1992-01-09 Valve device for suction tube KR930703563A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US640,242 1991-01-11
US07/640,242 US5247966A (en) 1991-01-11 1991-01-11 Suction irrigator valve apparatus
PCT/US1992/000142 WO1992012369A1 (en) 1991-01-11 1992-01-09 Suction irrigator valve apparatus

Publications (1)

Publication Number Publication Date
KR930703563A true KR930703563A (en) 1993-11-30

Family

ID=24567427

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930702096A KR930703563A (en) 1991-01-11 1992-01-09 Valve device for suction tube

Country Status (11)

Country Link
US (1) US5247966A (en)
EP (1) EP0720710A1 (en)
JP (1) JPH07102225B2 (en)
KR (1) KR930703563A (en)
CN (1) CN1064815A (en)
AU (1) AU660010B2 (en)
CA (1) CA2100264A1 (en)
IL (1) IL100590A0 (en)
TW (1) TW197952B (en)
WO (1) WO1992012369A1 (en)
ZA (1) ZA9289B (en)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5573504A (en) * 1990-01-26 1996-11-12 C. R. Bard, Inc. Composite irrigation and suction probe and valve
US20040002647A1 (en) * 1991-10-18 2004-01-01 Ashvin Desai Gel injection treatment of body parts
US5490836A (en) * 1991-10-18 1996-02-13 Desai; Ashvin H. Endoscopic surgical instrument
US5861002A (en) * 1991-10-18 1999-01-19 Desai; Ashvin H. Endoscopic surgical instrument
AU656628B2 (en) * 1991-10-18 1995-02-09 United States Surgical Corporation Endoscopic surgical instrument for aspiration and irrigation
US6730081B1 (en) 1991-10-18 2004-05-04 Ashvin H. Desai Endoscopic surgical instrument
US7549424B2 (en) 1991-10-18 2009-06-23 Pro Surg, Inc. Method and apparatus for tissue treatment with laser and electromagnetic radiation
US6231591B1 (en) 1991-10-18 2001-05-15 2000 Injectx, Inc. Method of localized fluid therapy
US5976129A (en) * 1991-10-18 1999-11-02 Desai; Ashvin H. Endoscopic surgical instrument
GB9207532D0 (en) * 1992-04-07 1992-05-20 Innovata Biomed Ltd Medical connection system
US5454792A (en) * 1993-04-19 1995-10-03 Hyproteck, Inc. Linear slide valve for CVC access
US5466216A (en) * 1994-04-11 1995-11-14 Gish Biomedical, Inc. Antegrade/retrograde cardioplegia method and system
US5605537A (en) * 1994-08-08 1997-02-25 Ivey; Jack L. Endoscopic device
JPH08252327A (en) * 1995-01-30 1996-10-01 Minnesota Mining & Mfg Co <3M> Switch which selectively makes fluid direct to two kinds of catheters
US20030073908A1 (en) * 1996-04-26 2003-04-17 2000 Injectx, Inc. Method and apparatus for delivery of genes, enzymes and biological agents to tissue cells
NL1003056C2 (en) * 1996-05-07 1997-11-10 Cordis Europ Suction catheter with hemostasis device.
US5878773A (en) * 1997-09-15 1999-03-09 Essef Corporation Auxiliary flow path valve
US7776014B2 (en) * 1998-01-29 2010-08-17 Peter Visconti Disposable surgical suction/irrigation trumpet valve tube cassette
US20050255039A1 (en) * 1998-06-26 2005-11-17 Pro Surg, Inc., A California Corporation Gel injection treatment of breast, fibroids & endometrial ablation
US6254061B1 (en) * 1999-04-30 2001-07-03 Scimed Life Systems, Inc. Medical suction valve
DE10162502A1 (en) * 2001-12-19 2003-07-03 Bsh Bosch Siemens Hausgeraete Multi-way valve and chiller with multi-way valve
US20040127816A1 (en) * 2002-12-30 2004-07-01 Adriano Braun Galvao Handheld blood collection device
WO2005099374A2 (en) * 2004-04-05 2005-10-27 Genesee Biomedical, Inc. Method and apparatus for the surgical treatment of congestive heart failure
US20050267417A1 (en) * 2004-05-25 2005-12-01 Secrest Dean J Irrigating biopsy inlet valve
JP4661190B2 (en) * 2004-11-30 2011-03-30 富士フイルム株式会社 Cleaning adapter
US8915842B2 (en) * 2008-07-14 2014-12-23 Ethicon Endo-Surgery, Inc. Methods and devices for maintaining visibility and providing irrigation and/or suction during surgical procedures
WO2007120713A2 (en) * 2006-04-10 2007-10-25 U.S. Endoscopy Group, Inc. Biopsy inlet valve
US20130096518A1 (en) 2007-12-06 2013-04-18 Smith & Nephew Plc Wound filling apparatuses and methods
GB0723876D0 (en) 2007-12-06 2008-01-16 Smith & Nephew Apparatus and method for topical negative pressure therapy
US11253399B2 (en) 2007-12-06 2022-02-22 Smith & Nephew Plc Wound filling apparatuses and methods
CN101785703B (en) * 2009-12-25 2011-08-31 联合微创医疗器械有限公司 Suction washer for minimally invasive operation
DE102010009816B4 (en) * 2010-03-02 2016-11-24 Manfred Völker Fluid system for supplying a device with highly pure liquid
US9903495B2 (en) * 2010-06-04 2018-02-27 Carrier Commerical Refrigeration, Inc. Soft-serve confection valve
CA2809059C (en) 2010-08-25 2015-04-07 Camodo, Llc Hand held irrigation and suction tool
US8702596B2 (en) 2010-09-17 2014-04-22 United States Endoscopy Group, Inc. Biopsy inlet valve improvements
JP5399458B2 (en) * 2011-10-27 2014-01-29 川澄化学工業株式会社 Blood collection device and sliding flow path switching means
US9937317B2 (en) 2012-01-30 2018-04-10 Ipsumpro, S.L. Modified medical syringe with a flow regulator for the administration of local anaesthetic
WO2013113948A1 (en) * 2012-01-30 2013-08-08 Ipsumpro, S.L. Injection device including a controlled-flow needle
US9328485B2 (en) * 2012-12-03 2016-05-03 General Electric Company Flow diverter device
US9248228B2 (en) 2013-01-18 2016-02-02 Peter L. Bono Suction and irrigation apparatus with anti-clogging capability
US9161680B2 (en) 2013-11-26 2015-10-20 Bracco Diagnostics Inc. Disposable air/water valve for an endoscopic device
US10286141B2 (en) 2014-01-31 2019-05-14 Camodo, Llc Combination suction and irrigation tool
US10253892B2 (en) * 2017-02-09 2019-04-09 Goodrich Corporation Energetic one way sequence termination valve
CN107929845B (en) * 2017-11-29 2024-02-23 苏州佳洲医疗器械有限公司 Surgical simultaneous-suction and simultaneous-suction set
CN108150674A (en) * 2017-12-31 2018-06-12 上饶市圣麦司洁具制造有限公司 It is a kind of to plug into and the water nozzle component in switching water discharging direction
CN111765269B (en) * 2019-04-01 2021-08-24 浙江盾安禾田金属有限公司 Switching valve and refrigerating system with same
CN109908424A (en) * 2019-04-10 2019-06-21 苏州中科先进技术研究院有限公司 A kind of disposable flushing aspirator
KR102362472B1 (en) * 2020-02-24 2022-02-15 주식회사 오렌지메딕스 Suction and irrigation device
CN113274563B (en) * 2021-04-25 2024-04-16 深圳市先健呼吸科技有限公司 Lavage catheter and lavage catheter system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2633324A (en) * 1948-04-27 1953-03-31 Daniel H Bierman Manual multiway valve
US2912007A (en) * 1953-04-15 1959-11-10 Johnson Clarence Pilot operated four-way valve
US3722800A (en) * 1969-05-28 1973-03-27 Melard Mfg Corp Shuttle type diverter valve for use with handle controlled spray
US3678959A (en) * 1970-07-30 1972-07-25 Richard B Liposky Hand operable selector valve
US3870045A (en) * 1971-07-08 1975-03-11 Curtis M Vaughan Multipurpose hygienic kit
AU458487B2 (en) * 1972-05-15 1975-02-27 Liposky, Richard B. Rand operable selector valve
US3771565A (en) * 1972-11-06 1973-11-13 Skinner Precision Ind Inc Fluidic directional control valve assembly
US3951166A (en) * 1974-06-12 1976-04-20 Whitener Robert V Rapid acting valve assembly
GB1488705A (en) * 1974-06-25 1977-10-12 Ici Ltd Plug valve
DE2824720A1 (en) * 1978-06-06 1979-12-13 Werner & Pfleiderer Control valve for pressurised water - has sleeve in housing bore which forms annular channels and piston with separate chambers
DE3309917A1 (en) * 1982-03-29 1983-10-06 Smiths Industries Plc VALVE
US4668215A (en) * 1986-05-15 1987-05-26 Dexide, Inc. Irrigator-evacuator control for surgical procedures
DE3803212A1 (en) * 1988-02-04 1989-08-17 Wolf Gmbh Richard ENDOSCOPE, ESPECIALLY FOR ENDONASAL SURGERY

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AU660010B2 (en) 1995-06-08
CN1064815A (en) 1992-09-30
JPH06503495A (en) 1994-04-21
US5247966A (en) 1993-09-28
JPH07102225B2 (en) 1995-11-08
CA2100264A1 (en) 1992-07-12
IL100590A0 (en) 1992-09-06
EP0720710A1 (en) 1996-07-10
EP0720710A4 (en) 1994-06-13
ZA9289B (en) 1993-10-07
AU1189892A (en) 1992-08-17
WO1992012369A1 (en) 1992-07-23
TW197952B (en) 1993-01-11

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